Read the sentence from the passage. The first idea of an engine was to use a piston with gunpowder to propel the piston to generate movement that is energy. Which words from the passage help the reader understand the term propel? Choose all that apply.

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.